Method of and apparatus for separating metal sheets



June 24, 1930. P. E. HUNTER E AL 1,757,587

IBTHOD OF AND APPARATUS FOR SEPARATING METAL SHEETS Filed June 17. 19292 sh ets-sheet 1 June 24, 1936'. RE. HUNTERYET AL 1,767,587

METHOD OF AND APPARATUS FOR SEPARATING METAL SHEETS Filed June 17, 19292 Sheets-Sheet 2 Patented June 24, 1930 mi taub mei m 7 i-m en t'io n;r'elates to a methoet o f' -an apparatus for loosening -01? separatingthe metaksheets' oi a pack, Sillifll'lasthe sheet's oon- "tamed inj"thepflesgor steaks of -stee'l sheets ly ethe' sheets: ofa-aipaok becomestuoltogethu Isotthat separation theneof: in a convenient manner withoutinjury to the sh'eets pnesents altronh'lesomeptoblem; P

Y xQneao'b Teo't of 011-1 inventionfis to, pt ovide a aneans'=-:and= aimethocl byzwhzmh: the sheets oi a :pack ean be" rapidly andeconomically 'Separaitecl or loosened lirom oneganother, with outpounding or bending oper'ationeiofsu-eh jxatuire: as will ztlefonm oridistonti the sheets.

1 aQnei form ofapparatus: thy which oulin- -xzenfison :Jmay Joe 7practisedr' jissshownin the operating; upon; metal lpa'cks; and isfii-;6DOSS ls'etionalwiewithereof taken at r ght v ailheEapparatus:oompmises;;ai'base o fifionindathatnm'eh zWith' woi m= gearswhich amuse filmed to the lQw-ennend, shaft :8.: These shafts arejournaled atftheir lower! ends-1n I thefaftameworkibamliat theirauppe'aendst are Slielahiy slipp'onted Llatenal XtenS10l1S@0f their shaftsjournalecl in the slicle9 fanetzane dr en tram? xtheell fite by betel-g14 15, th -wa 1 g eyiconteatime-W he Bi metee tel lea lly; th igarwheels v-l may or r t sammi e debeu ga ouifnaled 1929;. JS'erialiNb.371,327., I

mantismam, cmflrixmstman, iremsywmt; JSAZE'I) travel therewith; it anddriving eomitibp I therefore-maintainefl between thegea'r Wheels 1.

m nd a v a iln ror-d er'topermit insertion and removal :of sheetmetal-packs between the rollers :13, and to accommodate the machine topacksko f varying thickness, I "provide means for raising.and"lo'wetingfithe slide-9, suh] 7 means oonsi-stlng of a pairof-screws 17that have threaded Connection with-extensions 18 of the slide '9,v andw'hich ai e jo lrna'ledfin' a 17o'1ate; :19. -The, upper carrybeveled--g'e'ar top plate or hearing ends of the sorewsl Wheels 21. that meshwith gear wheels jo r pinions 22' which are secured to a shaft'23.

eonvenient'mannenfllhe,topjpl'ate l9is coimeetal to tliefif raineestThis shaft is supported in bearingsthatiare mounted upon the plate 19',and is drivenv y means-of a pulley or hand heel 2 lin any,

wo -1 k hat-each corner, by means-of ibolts 2 5- that are Verticallyslidable in the'framework WhiQh Garry sflilfi11gsfi26,intenposedlloetween43h e' nt'gts ofthe bolt and an offset .porlg .tionof'theiramework; so that upward-thrust 75 upon thev plga-tellll- Whemthescrews 1f? are opefated to foreethe rollers l3einto-vengages mentwithv-.zijpa okwill; be Qushionecl, thus a dingiexc ssivestrain on t 1'kparatusa. A,.-shactt '5 mountetli upon-i thebase is dmiven' throu'ghl apulleysfi linom; ar y s uity able "source of xpoweltiand carmesnwormsDisposed n eplane t an lversea o e plane of the slide. 9, I'mo int anidlingirollerislide 28 that, is of; generally dform-,.gas1isholwn J QQ lWl-YiEYF g :2, nd W i h carrie a I shait'flt) at its-lower end upon,Whiehwde; I

fleet ngteller .31- iair ,mo'u t The-flegsiof theesli flsparti lly mbrce-and ar gu ded Y uppe ends oi he gb tlwxsli l 28 i "have threadedQQIlI Q QI with scre late gear cement-with ashaft 3'6tl1atisimotnt ea thbearingsrmed onthenpla-te saw-111t In I operation, -the-slicles carryingthe ifol'la i ens "lflhand 31 are elevated -to eri-n it-- inser tion ofa metal pack 39 whose sheets it is desired'to loosen or separate, thecenter of the pack 'preferablycoinciding with the vertical center lineof the machine. The screws 17 will then be actuated to move the rollers13 into drivingengagement with the pack. It will beseenkthat thero'llers13 and 11 havetheiraxes so inclined that the surfaces thereof whichengage the, upper and lower sides of the pack will lie in horizontallines.

Thetapering of the rolls efl'ect's rotation ofthe pac k upo n movementof the shafts 8 in a" circular path, without slippage of any portion ofthe rol'l-surfaces upon thepack.

1 :While the rollers 13'have been moved down inpositionto rotatethepack, the shaft 36 is operated to move" the slide 28and its rollers 31downwardly to somewhatjthe, position shown in Fig. 2," thus deflectingthose por-- itions of the 1 6 of the rollers 11-13;" 'The rotation ofthe pack to either side of theaxes 1 packjby. the rolls- 11 and-13, willresult in the bending thereof by-the rolls 31, the portions thusdefiected be'ing brought again to a horilzjontal plane bythe rollers 11and 13.. Dur

' be 'gradual-l'ymoved downwardly'to effect Iing therotationof the pack,.the'rolls- 31 may I gradual, deflection of a pack to a desired degree.L Theserolls maybe driven if desired,

. insteadof having merely. idling movement.

The rollers 3l,'while of generally tapered form -have their surfacessomewhat concave in a direct onlongitudinally of their axes,- so

pager-of the pack'with respect to therolls.

that the pack will have-effective continuous contact therewith'from theouter edge of the 7 pack to the inner; endsof the rollsand sliptherebyavoided. V v, y

V ;-The' continued deflection; ofthe sheets-by the rollers 31 andreturn'of the deflected pg')rtions :to a horizontalplane betweenthe-rollers 11.-13;resultsin eifectively loosening-the 7 sheets from oneanother, and after a pack has been subjected tothe 5 operation abovedeljscribed; the: slide 9 and 28will be elevated to ermit' emov I of thepack; and insertionof another pack. Wecla'im'as our invention V -;1. @Th method; of operating 'iupo'n packs composed of sheets of material,which com prises rotating'a'pa'ck about :an axis perpen dicular to the"plane of the pack "and simul taneously' deflecting, portions of:saidfpack iinto' undulatory' paths offtravelz 5 2. iThEIIlGthOdf ofoperating. upon prises rotating 'a pack about an a xfslzperl-vjpendiculaf to are plan of the 1 pack and e.

'7 simultaneously.deflecting portions ofsaid -pack in a directionperpendicular to said plane along one diametralfline of therotative'path and causing the deflected portions ofj-the-pack to returnto: the original plane thereofyfafi-qanother diametrical line of id P'flections thereof. 1 c I 4. Apparatus for operating upon packs 1 'ofsheetmaterial, comprising rollers of I point thereof.

cra k composed of sheets ofi-material which cemecomposed of sheets ofmaterial, which comis 3. The method of operating upon packs prisesrotating a pack about an axis perpen- V deflectingportions of said packinto un dulatory paths of travel and; imparting a squeezing action tosaid pack taperedform for impartinglrotative movement to' a pack andaroller of generally tapered form oifset fromthe normal plane ofth'epack, for deflecting portions of said pack .during rotative movementthereof, the first-named rollers beingiadapted to'contact with thepackalonglines extending from the edges of the pack to point thereof, 7 r vv 5. Apparatus for operating upon packs of sheet material, comprisingrollersof tapered form for imparting rotative movementto, apack,a-roller of generally tapered form offset from the normalzplane of the.pack for deflecting portions of said pack during rotative' movementthereof, and means for adjusting saidfideflecting. roller in a directiontransversely of the said plane, all g ,95

.of said rollers being adapted to contactwith the. pack along linesextending from the 6. Apparatus sheet material comprising two'pairs oftapering rollers, theireduced ends of one pair of rollers being,disposed in proximityto the reduced" ends of the other rollers, meansfor driving said "rollers "to effect s'rotative movement of a :packofmaterial placed between the rollers of each pairabout anaxial'line.extendingv through the pack at a pointfad 1 approximately the "s5 edgesof the pack to approximately the dicular to the, plane of the pack byforces I applied-to the top and bottom sheets thereof,

following de- 7,

for operating upon packs of 7 V jacent to the innerends ofitherrollers,and

deflecting members disposed on a line sube; i

. 1"10' first-named rollers, 1 the said member I being stantially at:right. angles to the 'axes'iof the offset from the normal-plane 'of apack dismen t' thereof. V

the pack, pressing the sheets together atfone 'point'in' their path ofrotative-movement,

while i rotating, "and deflecting portions of said pack at another'pointin said path,in a

direction transversely. of the-plane which portions'gof the pack, assu ewhen being pressed.

Apparatusfor operating.u Sheet 1mm, comprising driving gi'oller'sfor'rotating a pack a direction generallyf parallel to the planethereof, and 'about an r aXis perpendicularto and adjacent tothe midpoint of the ack, and deflecting'rollers ofiset from said plane/fordeflecting portions of said peck during traveling movement thereof, thefirst-named rollers being' adapted to contact with, the pack along linesextend ing from theedgesof the pack to approximatelyfthe mid pointthereof; e

In testimony whereofwe, the said PERCY E. HUNTER and LOUISE. ENDSLEY,have hereunto set our hands., 7

PERCY HUNTER. :LOUIV'SV'E. ENDSLEY.

